Perhaps you should try some spelling variations:
dunning john » gunning jan
longo john » wong john
wang ying » wang yang, wang yong, wang jing
ying yang » yang yang, yin yang, ying chang
kong john » king john, wong john, wrong john
wong sau » wong sam, wong siu, wong shiu
yang li » yang lin, yang di, yang xi
li als » ki als

You may be able to get more results by adjusting your search query.

• If you are trying to use Boolean operators, they must be ALL CAPS: wang ying yang li als ((dunning john) OR (((kong john) OR (longo john)))) wong sau ;~.
• Adding a wildcard symbol may retrieve word variants: wang ying yang li als ((dunning john) or (((kong john) or (longo john)))) wong sau ;*.